4528168225 has 48 divisors (see below), whose sum is σ = 6606827136. Its totient is φ = 3013632000.

The previous prime is 4528168187. The next prime is 4528168291. The reversal of 4528168225 is 5228618254.

It is not a de Polignac number, because 4528168225 - 2¹⁷ = 4528037153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4149930 + ... + 4151020.

It is an arithmetic number, because the mean of its divisors is an integer number (137642232).

Almost surely, 2^4528168225 is an apocalyptic number.

It is an amenable number.

4528168225 is a deficient number, since it is larger than the sum of its proper divisors (2078658911).

4528168225 is a wasteful number, since it uses less digits than its factorization.

4528168225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786 (or 1781 counting only the distinct ones).

The product of its digits is 307200, while the sum is 43.

The square root of 4528168225 is about 67291.6653457172. The cubic root of 4528168225 is about 1654.4012553477.

It can be divided in two parts, 452816 and 8225, that added together give a square (461041 = 679²).

The spelling of 4528168225 in words is "four billion, five hundred twenty-eight million, one hundred sixty-eight thousand, two hundred twenty-five".